43443012 has 24 divisors (see below), whose sum is σ = 101668896. Its totient is φ = 14437888.

The previous prime is 43443011. The next prime is 43443019. The reversal of 43443012 is 21034434.

It is a self number, because there is not a number n which added to its sum of digits gives 43443012.

It is not an unprimeable number, because it can be changed into a prime (43443011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053 + ... + 9380.

It is an arithmetic number, because the mean of its divisors is an integer number (4236204).

Almost surely, 2^43443012 is an apocalyptic number.

It is an amenable number.

43443012 is an abundant number, since it is smaller than the sum of its proper divisors (58225884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43443012 is a wasteful number, since it uses less digits than its factorization.

43443012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10787 (or 10785 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 43443012 is about 6591.1313141220. The cubic root of 43443012 is about 351.5388352150.

Adding to 43443012 its reverse (21034434), we get a palindrome (64477446).

The spelling of 43443012 in words is "forty-three million, four hundred forty-three thousand, twelve".